mirror of
https://sourceware.org/git/glibc.git
synced 2025-07-28 00:21:52 +03:00
Use x86_64 sys/{ucontext,user}.h for i386 and x86_64
This commit is contained in:
H.J. Lu
246
sysdeps/unix/sysv/linux/x86/sys/ucontext.h
Normal file
246
sysdeps/unix/sysv/linux/x86/sys/ucontext.h
Normal file
@ -0,0 +1,246 @@
|
||||
/* Copyright (C) 2001-2012 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU Lesser General Public
|
||||
License as published by the Free Software Foundation; either
|
||||
version 2.1 of the License, or (at your option) any later version.
|
||||
|
||||
The GNU C Library is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
Lesser General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Lesser General Public
|
||||
License along with the GNU C Library; if not, see
|
||||
<http://www.gnu.org/licenses/>. */
|
||||
|
||||
#ifndef _SYS_UCONTEXT_H
|
||||
#define _SYS_UCONTEXT_H 1
|
||||
|
||||
#include <features.h>
|
||||
#include <signal.h>
|
||||
|
||||
/* We need the signal context definitions even if they are not used
|
||||
included in <signal.h>. */
|
||||
#include <bits/sigcontext.h>
|
||||
|
||||
#ifdef __x86_64__
|
||||
|
||||
/* Type for general register. */
|
||||
__extension__ typedef long long int greg_t;
|
||||
|
||||
/* Number of general registers. */
|
||||
#define NGREG 23
|
||||
|
||||
/* Container for all general registers. */
|
||||
typedef greg_t gregset_t[NGREG];
|
||||
|
||||
#ifdef __USE_GNU
|
||||
/* Number of each register in the `gregset_t' array. */
|
||||
enum
|
||||
{
|
||||
REG_R8 = 0,
|
||||
# define REG_R8 REG_R8
|
||||
REG_R9,
|
||||
# define REG_R9 REG_R9
|
||||
REG_R10,
|
||||
# define REG_R10 REG_R10
|
||||
REG_R11,
|
||||
# define REG_R11 REG_R11
|
||||
REG_R12,
|
||||
# define REG_R12 REG_R12
|
||||
REG_R13,
|
||||
# define REG_R13 REG_R13
|
||||
REG_R14,
|
||||
# define REG_R14 REG_R14
|
||||
REG_R15,
|
||||
# define REG_R15 REG_R15
|
||||
REG_RDI,
|
||||
# define REG_RDI REG_RDI
|
||||
REG_RSI,
|
||||
# define REG_RSI REG_RSI
|
||||
REG_RBP,
|
||||
# define REG_RBP REG_RBP
|
||||
REG_RBX,
|
||||
# define REG_RBX REG_RBX
|
||||
REG_RDX,
|
||||
# define REG_RDX REG_RDX
|
||||
REG_RAX,
|
||||
# define REG_RAX REG_RAX
|
||||
REG_RCX,
|
||||
# define REG_RCX REG_RCX
|
||||
REG_RSP,
|
||||
# define REG_RSP REG_RSP
|
||||
REG_RIP,
|
||||
# define REG_RIP REG_RIP
|
||||
REG_EFL,
|
||||
# define REG_EFL REG_EFL
|
||||
REG_CSGSFS, /* Actually short cs, gs, fs, __pad0. */
|
||||
# define REG_CSGSFS REG_CSGSFS
|
||||
REG_ERR,
|
||||
# define REG_ERR REG_ERR
|
||||
REG_TRAPNO,
|
||||
# define REG_TRAPNO REG_TRAPNO
|
||||
REG_OLDMASK,
|
||||
# define REG_OLDMASK REG_OLDMASK
|
||||
REG_CR2
|
||||
# define REG_CR2 REG_CR2
|
||||
};
|
||||
#endif
|
||||
|
||||
struct _libc_fpxreg
|
||||
{
|
||||
unsigned short int significand[4];
|
||||
unsigned short int exponent;
|
||||
unsigned short int padding[3];
|
||||
};
|
||||
|
||||
struct _libc_xmmreg
|
||||
{
|
||||
__uint32_t element[4];
|
||||
};
|
||||
|
||||
struct _libc_fpstate
|
||||
{
|
||||
/* 64-bit FXSAVE format. */
|
||||
__uint16_t cwd;
|
||||
__uint16_t swd;
|
||||
__uint16_t ftw;
|
||||
__uint16_t fop;
|
||||
__uint64_t rip;
|
||||
__uint64_t rdp;
|
||||
__uint32_t mxcsr;
|
||||
__uint32_t mxcr_mask;
|
||||
struct _libc_fpxreg _st[8];
|
||||
struct _libc_xmmreg _xmm[16];
|
||||
__uint32_t padding[24];
|
||||
};
|
||||
|
||||
/* Structure to describe FPU registers. */
|
||||
typedef struct _libc_fpstate *fpregset_t;
|
||||
|
||||
/* Context to describe whole processor state. */
|
||||
typedef struct
|
||||
{
|
||||
gregset_t gregs;
|
||||
/* Note that fpregs is a pointer. */
|
||||
fpregset_t fpregs;
|
||||
__extension__ unsigned long long __reserved1 [8];
|
||||
} mcontext_t;
|
||||
|
||||
/* Userlevel context. */
|
||||
typedef struct ucontext
|
||||
{
|
||||
unsigned long int uc_flags;
|
||||
struct ucontext *uc_link;
|
||||
stack_t uc_stack;
|
||||
mcontext_t uc_mcontext;
|
||||
__sigset_t uc_sigmask;
|
||||
struct _libc_fpstate __fpregs_mem;
|
||||
} ucontext_t;
|
||||
|
||||
#else /* !__x86_64__ */
|
||||
|
||||
/* Type for general register. */
|
||||
typedef int greg_t;
|
||||
|
||||
/* Number of general registers. */
|
||||
#define NGREG 19
|
||||
|
||||
/* Container for all general registers. */
|
||||
typedef greg_t gregset_t[NGREG];
|
||||
|
||||
#ifdef __USE_GNU
|
||||
/* Number of each register is the `gregset_t' array. */
|
||||
enum
|
||||
{
|
||||
REG_GS = 0,
|
||||
# define REG_GS REG_GS
|
||||
REG_FS,
|
||||
# define REG_FS REG_FS
|
||||
REG_ES,
|
||||
# define REG_ES REG_ES
|
||||
REG_DS,
|
||||
# define REG_DS REG_DS
|
||||
REG_EDI,
|
||||
# define REG_EDI REG_EDI
|
||||
REG_ESI,
|
||||
# define REG_ESI REG_ESI
|
||||
REG_EBP,
|
||||
# define REG_EBP REG_EBP
|
||||
REG_ESP,
|
||||
# define REG_ESP REG_ESP
|
||||
REG_EBX,
|
||||
# define REG_EBX REG_EBX
|
||||
REG_EDX,
|
||||
# define REG_EDX REG_EDX
|
||||
REG_ECX,
|
||||
# define REG_ECX REG_ECX
|
||||
REG_EAX,
|
||||
# define REG_EAX REG_EAX
|
||||
REG_TRAPNO,
|
||||
# define REG_TRAPNO REG_TRAPNO
|
||||
REG_ERR,
|
||||
# define REG_ERR REG_ERR
|
||||
REG_EIP,
|
||||
# define REG_EIP REG_EIP
|
||||
REG_CS,
|
||||
# define REG_CS REG_CS
|
||||
REG_EFL,
|
||||
# define REG_EFL REG_EFL
|
||||
REG_UESP,
|
||||
# define REG_UESP REG_UESP
|
||||
REG_SS
|
||||
# define REG_SS REG_SS
|
||||
};
|
||||
#endif
|
||||
|
||||
/* Definitions taken from the kernel headers. */
|
||||
struct _libc_fpreg
|
||||
{
|
||||
unsigned short int significand[4];
|
||||
unsigned short int exponent;
|
||||
};
|
||||
|
||||
struct _libc_fpstate
|
||||
{
|
||||
unsigned long int cw;
|
||||
unsigned long int sw;
|
||||
unsigned long int tag;
|
||||
unsigned long int ipoff;
|
||||
unsigned long int cssel;
|
||||
unsigned long int dataoff;
|
||||
unsigned long int datasel;
|
||||
struct _libc_fpreg _st[8];
|
||||
unsigned long int status;
|
||||
};
|
||||
|
||||
/* Structure to describe FPU registers. */
|
||||
typedef struct _libc_fpstate *fpregset_t;
|
||||
|
||||
/* Context to describe whole processor state. */
|
||||
typedef struct
|
||||
{
|
||||
gregset_t gregs;
|
||||
/* Due to Linux's history we have to use a pointer here. The SysV/i386
|
||||
ABI requires a struct with the values. */
|
||||
fpregset_t fpregs;
|
||||
unsigned long int oldmask;
|
||||
unsigned long int cr2;
|
||||
} mcontext_t;
|
||||
|
||||
/* Userlevel context. */
|
||||
typedef struct ucontext
|
||||
{
|
||||
unsigned long int uc_flags;
|
||||
struct ucontext *uc_link;
|
||||
stack_t uc_stack;
|
||||
mcontext_t uc_mcontext;
|
||||
__sigset_t uc_sigmask;
|
||||
struct _libc_fpstate __fpregs_mem;
|
||||
} ucontext_t;
|
||||
|
||||
#endif /* !__x86_64__ */
|
||||
|
||||
#endif /* sys/ucontext.h */
|
||||
Reference in New Issue
Block a user